Thyroxine Free, Direct (T4) Blood Test

Thyroxine Free, Direct (T4) Blood Test

$9.60
$32 $9.60
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Description

This test is used to assess your thyroid hormone production. When T4 is released from the proteins that bind and carry it in the blood, it is free to convert to the more active thyroid hormone T3. Some health care providers prefer this test to the standard T4 blood test.

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Thyroxine Free, Direct (T4) Blood Test
$9.60
$32 $9.60
Selected Variant Image
Thyroxine Free, Direct (T4) Blood Test
$9.60
$32 $9.60